204156203 has 8 divisors (see below), whose sum is σ = 211920960. Its totient is φ = 196534080.

The previous prime is 204156187. The next prime is 204156209. The reversal of 204156203 is 302651402.

204156203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 204156203 - 2⁴ = 204156187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204156209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32738 + ... + 38471.

It is an arithmetic number, because the mean of its divisors is an integer number (26490120).

Almost surely, 2^204156203 is an apocalyptic number.

204156203 is a deficient number, since it is larger than the sum of its proper divisors (7764757).

204156203 is an equidigital number, since it uses as much as digits as its factorization.

204156203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71317.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 204156203 is about 14288.3240094841. The cubic root of 204156203 is about 588.8267434216.

The spelling of 204156203 in words is "two hundred four million, one hundred fifty-six thousand, two hundred three".